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Diffstat (limited to 'lib/librte_eal/common/include/rte_bitmap.h')
-rw-r--r--lib/librte_eal/common/include/rte_bitmap.h45
1 files changed, 4 insertions, 41 deletions
diff --git a/lib/librte_eal/common/include/rte_bitmap.h b/lib/librte_eal/common/include/rte_bitmap.h
index 7a36ce73..77727c82 100644
--- a/lib/librte_eal/common/include/rte_bitmap.h
+++ b/lib/librte_eal/common/include/rte_bitmap.h
@@ -43,10 +43,6 @@ extern "C" {
#include <rte_branch_prediction.h>
#include <rte_prefetch.h>
-#ifndef RTE_BITMAP_OPTIMIZATIONS
-#define RTE_BITMAP_OPTIMIZATIONS 1
-#endif
-
/* Slab */
#define RTE_BITMAP_SLAB_BIT_SIZE 64
#define RTE_BITMAP_SLAB_BIT_SIZE_LOG2 6
@@ -97,43 +93,12 @@ __rte_bitmap_index2_set(struct rte_bitmap *bmp)
bmp->index2 = (((bmp->index1 << RTE_BITMAP_SLAB_BIT_SIZE_LOG2) + bmp->offset1) << RTE_BITMAP_CL_SLAB_SIZE_LOG2);
}
-#if RTE_BITMAP_OPTIMIZATIONS
-
-static inline int
+static inline int __rte_deprecated
rte_bsf64(uint64_t slab, uint32_t *pos)
{
- if (likely(slab == 0)) {
- return 0;
- }
-
- *pos = __builtin_ctzll(slab);
- return 1;
+ return rte_bsf64_safe(slab, pos);
}
-#else
-
-static inline int
-rte_bsf64(uint64_t slab, uint32_t *pos)
-{
- uint64_t mask;
- uint32_t i;
-
- if (likely(slab == 0)) {
- return 0;
- }
-
- for (i = 0, mask = 1; i < RTE_BITMAP_SLAB_BIT_SIZE; i ++, mask <<= 1) {
- if (unlikely(slab & mask)) {
- *pos = i;
- return 1;
- }
- }
-
- return 0;
-}
-
-#endif
-
static inline uint32_t
__rte_bitmap_get_memory_footprint(uint32_t n_bits,
uint32_t *array1_byte_offset, uint32_t *array1_slabs,
@@ -439,9 +404,8 @@ __rte_bitmap_scan_search(struct rte_bitmap *bmp)
value1 = bmp->array1[bmp->index1];
value1 &= __rte_bitmap_mask1_get(bmp);
- if (rte_bsf64(value1, &bmp->offset1)) {
+ if (rte_bsf64_safe(value1, &bmp->offset1))
return 1;
- }
__rte_bitmap_index1_inc(bmp);
bmp->offset1 = 0;
@@ -450,9 +414,8 @@ __rte_bitmap_scan_search(struct rte_bitmap *bmp)
for (i = 0; i < bmp->array1_size; i ++, __rte_bitmap_index1_inc(bmp)) {
value1 = bmp->array1[bmp->index1];
- if (rte_bsf64(value1, &bmp->offset1)) {
+ if (rte_bsf64_safe(value1, &bmp->offset1))
return 1;
- }
}
return 0;